Petromyzontidae

northern brook lamprey

Ichthyomyzon fossor

Metamorphosed lampreys drift then spawn in autumn

• Temperate
• Northern Hemisphere
• Regional distribution
• Freshwater fish
• North America
• Anguilliform
• Medium
• Temperate fish

northern brook lamprey is known around North America as a freshwater fish; It occurs in freshwater habitats, and records give a maximum length of 17 cm.